Research chemical
CAS Number: 1003-18-5
Product details
For laboratory research and professional procurement workflows.
PubChem CID
70479
Exact Mass
135.98448
InChIKey
HUSTZVJBPMIGEX-UHFFFAOYSA-N
IUPAC Name
1-chloro-2,3-dihydro-1lambda5-phosphole 1-oxide
SMILES String
C1CP(=O)(C=C1)Cl
No physical property values available.
Catalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
1-Chloro-2,3-dihydro-1H-phosphole 1-oxide is identified by CAS 1003-18-5, with molecular formula C4H6ClOP, molecular weight 136.51, InChIKey HUSTZVJBPMIGEX-UHFFFAOYSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
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Availability, pack size, lead time, and pricing are confirmed through RFQ.
Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.
XLogP
0.6
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
7
H-bond acceptors
1
H-bond donors
0
Rotatable bonds
0
Ring count
1
Aromatic rings
0
Topological polar surface area
17.07 Ų
Computed LogP
2.42
Fragment-like structure rule
Yes
Lead-like structure rule
No
Drug-like structure rule
No
Structure family
phosphine ligand
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
Yes
N-heterocycle motif
No
Boronic acid motif
No
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
Structural features
1-Chloro-2,3-dihydro-1H-phosphole 1-oxide (CAS 1003-18-5) is an English MolGraph catalog reference, molecular formula C4H6ClOP and molecular weight 136. 51 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Use this page to review identity data, application tags, sourcing readiness, and RFQ context for catalysis and ligand research, research chemical sourcing.
Documentation needs
Request supplier-issued SDS/COA before handling, storage, shipment, or procurement decisions. Public page content is for research catalog reference and does not replace supplier-issued safety documentation.
Safety and handling reference content is available through documentation requests.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.